Weight"y (?), a. [Compar. Weightier (?); superl. Weightiest.]
Having weight; heavy; ponderous; as, a weighty body.
Adapted to turn the balance in the mind, or to convince; important; forcible; serious; momentous.
"For sundry weighty
Let me have your advice in a weighty affair.
Rigorous; severe; afflictive.
[R.] "Attend our weightier
Syn. -- Heavy; ponderous; burdensome; onerous; forcible; momentous; efficacious; impressive; cogent.
© Webster 1913.